Rebaseline bleed and simpleblurroundrect due to GPU blur changes. Also, misc blur GMs on N4.

expectations/gm/Test-Android-Xoom-Tegra2-Arm7-Debug/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 603 matching lines @@
       "bugs": [
         1934
       ], 
       "ignore-failure": true, 
       "reviewed-by-human": false
     }, 
     "bleed_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          302545922082079701
+          17520721395067053854
         ]
       ], 
-      "bugs": [
-        1938
-      ], 
-      "ignore-failure": true, 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "blurquickreject_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14575894174086753692
         ]
       ], 
       "bugs": [
         1759
@@ skipping 7280 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           1704058947413277228
         ]
       ], 
       "ignore-failure": false
     }
   }
 }